Tidal turbine without gearbox built as sector aims to drive down costs


Nora Carol Photography | Moment | Getty Images

A business in Scotland has completed work on a new turbine which it claims will drive tidal energy costs down by 30% thanks to design modifications.

In an announcement at the end of last week Nova Innovation said that the 100 kilowatt Direct Drive Tidal Turbine, or D2T2, had been built at its manufacturing site in the Scottish capital, Edinburgh.

The turbine’s development has been aided by 2.25 million euros (around $2.54 million) of funding from the European Commission and has been tested both onshore and offshore.

One feature of the turbine is that it does not require a gearbox. According to Nova Innovation, having fewer moving parts in the…


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